Which nutrient taken as a prenatal supplement is associated with a lower incidence of neural tube defects?

Folate is taken as a prenatal supplement has been found to be associated with a lower incidence of neural tube defects

Vitamin B9 ( folate)– Prevents Neural tube defects and Spina Bifida in baby. Vitamin B12 – Promotes blood formation, helps prevent and even fight birth defects that affect the spine and central nervous system

Unfortunately, even high quality prenatal vitamins often contain folic acid instead of the natural folate-forms